<div class="four_main flex">
  <div class="register" th:each="user:${modules[2].banners}">
    <a th:href="${user.description}">
      <div class="tupian2">
        <img th:src="${user.imgUrl1}" alt="" class="tu1">
        <img th:src="${user.imgUrl2}" alt="" class="tu2">
      </div>
      <p>[[${user.title}]]</p>
    </a>
  </div>
</div>